Home / 69,320.20-95,651.76-39,106.84

Finding the Fourth Proportional to 69,320.20, 95,651.76 and 39,106.84

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Solution

The fourth proportional to 69,320.20, 95,651.76 and 39,106.84 is: 53,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,320.20 : 95,651.76 = 39,106.84 : x
  2. Step 2: Convert to fraction form
    69,320.20/95,651.76 = 39,106.84/x
  3. Step 3: Cross multiply
    69,320.20x = 95,651.76 × 39,106.84
  4. Step 4: Simplify right side
    69,320.20x = 3,740,638,074.04
  5. Step 5: Solve for x
    x = 3,740,638,074.04/69,320.20
  6. Step 6: Final answer
    x = 53,961.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.